
    'use strict';
    var http = require('http');
    var server=http.createServer(function (request, response) {
        console.log(request.method + ":" + request.url);
        response.writeHead(200,{'Content-type': 'text/html'})
        response.end("<h1>Hello Node.js world!");
    })

    server.listen(9999);
    console.log("Sever running at 9999 port.")
